<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>

    <style>
        .box1{
            width: 200px;
            height: 200px;
            background-color: pink;
            margin: -40px;
            padding: 30px;
        }
        .box2{
            width: 200px;
            height: 200px;
            background-color: skyblue;
        }
    </style>
</head>
<body>
<h1>负值</h1>
<div class="box1"></div>
<div class="box2"></div>
</body>
</html>
